INDEX 



505 



Stem, healing of, 101 

 modification of, 105 

 monocotyledons, 84, 96, 400 

 sensitiveness of, 104 

 strengthening tissues of, 83 

 structure of, 71, 73, 77, 90, 91, 



92, 93 



Stemonitis, 150 



Stereome, 37, 38, 39, 78, 79, 84, 85, 



323, 325 



Stereum, 264 



Sticta, 233 



Stigma, 116, 117, 380 



Stimuli, nature and effects of, 4 



reaction to, 5, 33-36, 40, 61-63, 



104, 106, 121 

 Stink horns, 268 

 Stipe, 260 

 Stipules, 426 

 Stolon, 109, no 



Stoma, 8, 9, 10, 21, 25, 26, 37, 88, 293 

 Stone fruit, 398 

 Storage organs, 18, 59, 77, no, in, 



"3, 132 



Strawberry, 384, 450 

 Streaming of protoplasm, 151, 152 

 Strobilus, 333, 337, 344. 347, 353, 



365, 366, 374 

 Stroma, 238 

 Style, 116, 117, 380 

 Suber, 86 

 Subdivision, 147 

 Subkingdom, 148 

 Sugar, 12, 16, 17, 120 

 Sulphur, 16 



bacteria, 161 

 Surface reductions, 44 



tension, 51 

 Suspensor, 124, 125, 345, 346, 360, 



371, 395, 396 

 Symbiosis, 68, 234 

 Sympetalae, 469 

 Symphytum, 385, 475, 476 

 Synergid, 118, 119, 120, 390, 391 

 Synthesis, 159, 160, 162 



Tabellaria, 168 

 Tapetum, 379 



Taraxacum, 485, 486 



Taxodium, 376 



Taxus, 376 



Teeth, of peristome, 307. 308 



Telial stage, 254, 255 



Teliospore stage, 255 



Teliospores, 254, 255 



Tendrils, 107, 108 



Tetraspores, 213 



Thallophyta, classification of, 149 



Thallus, 149, 270 



Thaxter, 153 



Thelephoraceae, 263 



Thistle family, 485, 489 



Thuja, 376 



Tissue, strengthening, 83 



Toadflax, 478, 479 



Toadstools, 259, 260 



Toxins, 158, 162, 163 



Tracheids, 9, 81, 94, 363 



Tradescantia, stoma, 38 



Transpiration, 8, 24, 35 



Transport of water, 59, ^9, J 34 



Tree ferns, 325 



Truffles, 243 



Tsuga, 375 



Tube, cell, 121, 122, 358, 369-371 



392, 393 



Tubercles, 65, 161 

 Tuberculosis, 163 

 Tubers, in 

 Turgor, 83 

 Twigs, 73 



Twining stems, 106 

 Typha, 381, 401, 403 



Ulothrix, 190, 191, 193 

 Umbel, 466 

 Umbellales, 465 

 Uncinula, 245, 247 

 Unilocular pistil, 473 

 Uredinial stage, 254, 255 

 Uredinales, 251 

 Urediniospores, 254, 255 

 Urticales, 434, 436 

 Ustilaginales, 257 

 Ustilago, 258 

 Utricularia, 480 



